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Syzygy endgame tablebases

White is winning with DTZ 151

This is a cursed win. Mate can be forced, but a draw can be achieved under the fifty-move rule.

KQBNvKQR.pgn

Histogram: KQBN winning (log scale)

Longest KQBNvKQR phases

KQBNvKQR statistics

135,020,952,648 (35.3%)
144,700 (0.0%)
118,050,868,220 (30.8%)
525,154 (0.0%)
129,676,991,434 (33.9%)
KQBNvKQR.json (?)